1f38cb554SJohn Wren Kennedy#!/bin/bash -p 2f38cb554SJohn Wren Kennedy# 3f38cb554SJohn Wren Kennedy# CDDL HEADER START 4f38cb554SJohn Wren Kennedy# 5f38cb554SJohn Wren Kennedy# The contents of this file are subject to the terms of the 6f38cb554SJohn Wren Kennedy# Common Development and Distribution License (the "License"). 7f38cb554SJohn Wren Kennedy# You may not use this file except in compliance with the License. 8f38cb554SJohn Wren Kennedy# 9f38cb554SJohn Wren Kennedy# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10f38cb554SJohn Wren Kennedy# or http://www.opensolaris.org/os/licensing. 11f38cb554SJohn Wren Kennedy# See the License for the specific language governing permissions 12f38cb554SJohn Wren Kennedy# and limitations under the License. 13f38cb554SJohn Wren Kennedy# 14f38cb554SJohn Wren Kennedy# When distributing Covered Code, include this CDDL HEADER in each 15f38cb554SJohn Wren Kennedy# file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16f38cb554SJohn Wren Kennedy# If applicable, add the following below this CDDL HEADER, with the 17f38cb554SJohn Wren Kennedy# fields enclosed by brackets "[]" replaced with your own identifying 18f38cb554SJohn Wren Kennedy# information: Portions Copyright [yyyy] [name of copyright owner] 19f38cb554SJohn Wren Kennedy# 20f38cb554SJohn Wren Kennedy# CDDL HEADER END 21f38cb554SJohn Wren Kennedy# 22f38cb554SJohn Wren Kennedy 23f38cb554SJohn Wren Kennedy# 24f38cb554SJohn Wren Kennedy# Copyright 2008 Sun Microsystems, Inc. All rights reserved. 25f38cb554SJohn Wren Kennedy# Use is subject to license terms. 26f38cb554SJohn Wren Kennedy# 27f38cb554SJohn Wren Kennedy 28f38cb554SJohn Wren Kennedy# 29*1d32ba66SJohn Wren Kennedy# Copyright (c) 2013, 2016 by Delphix. All rights reserved. 30f38cb554SJohn Wren Kennedy# 31f38cb554SJohn Wren Kennedy 32f38cb554SJohn Wren Kennedy. $STF_SUITE/include/libtest.shlib 33f38cb554SJohn Wren Kennedy. $STF_SUITE/tests/functional/reservation/reservation.shlib 34f38cb554SJohn Wren Kennedy 35f38cb554SJohn Wren Kennedy# 36f38cb554SJohn Wren Kennedy# DESCRIPTION: 37f38cb554SJohn Wren Kennedy# 38f38cb554SJohn Wren Kennedy# When a dataset which has a reservation set on it is destroyed, 39f38cb554SJohn Wren Kennedy# the space consumed or reserved by that dataset should be released 40f38cb554SJohn Wren Kennedy# back into the pool. 41f38cb554SJohn Wren Kennedy# 42f38cb554SJohn Wren Kennedy# STRATEGY: 43f38cb554SJohn Wren Kennedy# 1) Create a filesystem, regular and sparse volume 44f38cb554SJohn Wren Kennedy# 2) Get the space used and available in the pool 45f38cb554SJohn Wren Kennedy# 3) Set a reservation on the filesystem less than the space available. 46f38cb554SJohn Wren Kennedy# 4) Verify that the 'reservation' property for the filesystem has 47f38cb554SJohn Wren Kennedy# the correct value. 48f38cb554SJohn Wren Kennedy# 5) Destroy the filesystem without resetting the reservation value. 49f38cb554SJohn Wren Kennedy# 6) Verify that the space used and available totals for the pool have 50f38cb554SJohn Wren Kennedy# changed by the expected amounts (within tolerances). 51f38cb554SJohn Wren Kennedy# 7) Repeat steps 3-6 for a regular volume and sparse volume 52f38cb554SJohn Wren Kennedy# 53f38cb554SJohn Wren Kennedy 54f38cb554SJohn Wren Kennedyverify_runnable "both" 55f38cb554SJohn Wren Kennedy 56f38cb554SJohn Wren Kennedyfunction cleanup { 57f38cb554SJohn Wren Kennedy 58f38cb554SJohn Wren Kennedy for obj in $OBJ_LIST; do 59*1d32ba66SJohn Wren Kennedy datasetexists $obj && log_must zfs destroy -f $obj 60f38cb554SJohn Wren Kennedy done 61f38cb554SJohn Wren Kennedy} 62f38cb554SJohn Wren Kennedy 63f38cb554SJohn Wren Kennedylog_assert "Verify space released when a dataset with reservation is destroyed" 64f38cb554SJohn Wren Kennedy 65f38cb554SJohn Wren Kennedylog_onexit cleanup 66f38cb554SJohn Wren Kennedy 67*1d32ba66SJohn Wren Kennedylog_must zfs create $TESTPOOL/$TESTFS2 68f38cb554SJohn Wren Kennedy 69f38cb554SJohn Wren Kennedyspace_avail=`get_prop available $TESTPOOL` 70f38cb554SJohn Wren Kennedy 71f38cb554SJohn Wren Kennedyif ! is_global_zone ; then 72f38cb554SJohn Wren Kennedy OBJ_LIST="$TESTPOOL/$TESTFS2" 73f38cb554SJohn Wren Kennedyelse 74f38cb554SJohn Wren Kennedy OBJ_LIST="$TESTPOOL/$TESTFS2 \ 75f38cb554SJohn Wren Kennedy $TESTPOOL/$TESTVOL $TESTPOOL/$TESTVOL2" 76f38cb554SJohn Wren Kennedy 77f38cb554SJohn Wren Kennedy ((vol_set_size = space_avail / 4)) 78f38cb554SJohn Wren Kennedy vol_set_size=$(floor_volsize $vol_set_size) 79f38cb554SJohn Wren Kennedy ((sparse_vol_set_size = space_avail * 4)) 80f38cb554SJohn Wren Kennedy sparse_vol_set_size=$(floor_volsize $sparse_vol_set_size) 81f38cb554SJohn Wren Kennedy 82*1d32ba66SJohn Wren Kennedy log_must zfs create -V $vol_set_size $TESTPOOL/$TESTVOL 83*1d32ba66SJohn Wren Kennedy log_must zfs set refreservation=none $TESTPOOL/$TESTVOL 84*1d32ba66SJohn Wren Kennedy log_must zfs set reservation=none $TESTPOOL/$TESTVOL 85*1d32ba66SJohn Wren Kennedy log_must zfs create -s -V $sparse_vol_set_size $TESTPOOL/$TESTVOL2 86f38cb554SJohn Wren Kennedyfi 87f38cb554SJohn Wren Kennedy 88f38cb554SJohn Wren Kennedy# re-calculate space available. 89f38cb554SJohn Wren Kennedyspace_avail=`get_prop available $TESTPOOL` 90f38cb554SJohn Wren Kennedy 91f38cb554SJohn Wren Kennedy# Calculate a large but valid reservation value. 92f38cb554SJohn Wren Kennedyresv_size_set=`expr $space_avail - $RESV_DELTA` 93f38cb554SJohn Wren Kennedy 94f38cb554SJohn Wren Kennedyfor obj in $OBJ_LIST ; do 95f38cb554SJohn Wren Kennedy 96f38cb554SJohn Wren Kennedy space_avail=`get_prop available $TESTPOOL` 97f38cb554SJohn Wren Kennedy space_used=`get_prop used $TESTPOOL` 98f38cb554SJohn Wren Kennedy 99f38cb554SJohn Wren Kennedy # 100f38cb554SJohn Wren Kennedy # For regular (non-sparse) volumes the upper limit is determined 101f38cb554SJohn Wren Kennedy # not by the space available in the pool but rather by the size 102f38cb554SJohn Wren Kennedy # of the volume itself. 103f38cb554SJohn Wren Kennedy # 104f38cb554SJohn Wren Kennedy [[ $obj == $TESTPOOL/$TESTVOL ]] && \ 105f38cb554SJohn Wren Kennedy ((resv_size_set = vol_set_size - RESV_DELTA)) 106f38cb554SJohn Wren Kennedy 107*1d32ba66SJohn Wren Kennedy log_must zfs set reservation=$resv_size_set $obj 108f38cb554SJohn Wren Kennedy 109f38cb554SJohn Wren Kennedy resv_size_get=`get_prop reservation $obj` 110f38cb554SJohn Wren Kennedy if [[ $resv_size_set != $resv_size_get ]]; then 111f38cb554SJohn Wren Kennedy log_fail "Reservation not the expected value " \ 112f38cb554SJohn Wren Kennedy "($resv_size_set != $resv_size_get)" 113f38cb554SJohn Wren Kennedy fi 114f38cb554SJohn Wren Kennedy 115*1d32ba66SJohn Wren Kennedy log_must zfs destroy -f $obj 116f38cb554SJohn Wren Kennedy 117f38cb554SJohn Wren Kennedy new_space_avail=`get_prop available $TESTPOOL` 118f38cb554SJohn Wren Kennedy new_space_used=`get_prop used $TESTPOOL` 119f38cb554SJohn Wren Kennedy 120f38cb554SJohn Wren Kennedy log_must within_limits $space_used $new_space_used $RESV_TOLERANCE 121f38cb554SJohn Wren Kennedy log_must within_limits $space_avail $new_space_avail $RESV_TOLERANCE 122f38cb554SJohn Wren Kennedydone 123f38cb554SJohn Wren Kennedy 124f38cb554SJohn Wren Kennedylog_pass "Space correctly released when dataset is destroyed" 125